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Finding the Fourth Proportional to 283,340.44, 425,272.86 and 143,197.48

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Solution

The fourth proportional to 283,340.44, 425,272.86 and 143,197.48 is: 214,928.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,340.44 : 425,272.86 = 143,197.48 : x
  2. Step 2: Convert to fraction form
    283,340.44/425,272.86 = 143,197.48/x
  3. Step 3: Cross multiply
    283,340.44x = 425,272.86 × 143,197.48
  4. Step 4: Simplify right side
    283,340.44x = 60,898,001,864.39
  5. Step 5: Solve for x
    x = 60,898,001,864.39/283,340.44
  6. Step 6: Final answer
    x = 214,928.73

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